<%--
  Created by IntelliJ IDEA.
  User: koizumisinya
  Date: 2017/12/05
  Time: 10:45
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--%>
<%@ page contentType="text/html;charset=UTF-8" language="java" %>
<html>
<head>
    <title>Title</title>
</head>
<body>
<h1>从Session域提取数据</h1>
<%
    String sessionValue = (String) session.getAttribute("sessionA");
%>

SessionValue: <%=sessionValue%>

</body>
</html>
